.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix::after {
  content: ".";
  display: block;
  height: 0;
  font-size: 0;
  overflow: hidden;
  clear: both;
}
.center-p {
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
}
.ellipsis {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#site-topbar {
  width: 100%;
  height: 40px;
  background-color: #333;
}
#site-topbar .header {
  margin: 0 auto;
  width: 1226px;
  height: 100%;
}
#site-topbar .header .nav-left {
  float: left;
  width: 780px;
  height: 100%;
}
#site-topbar .header .nav-left li {
  float: left;
  height: 100%;
  font-size: 12px;
  color: #b0b0b0;
}
#site-topbar .header .nav-left li a {
  display: inline-block;
  padding: 12px 0;
}
#site-topbar .header .nav-left li span {
  margin: 0 6px;
  color: #424242;
}
#site-topbar .header .nav-left .download {
  position: relative;
}
#site-topbar .header .nav-left .download .qr-code {
  display: none;
  position: absolute;
  left: -45px;
  top: 40px;
  z-index: 8;
  box-sizing: border-box;
  padding: 20px 20px 15px;
  width: 128px;
  height: 154px;
  background: #fff url("../images/download.png") no-repeat 20px 20px;
  background-size: 88px 88px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}
#site-topbar .header .nav-left .download .qr-code a {
  padding-top: 100px;
  color: #333;
  font-size: 14px;
}
#site-topbar .header .nav-left .download .qr-code::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
  top: -10px;
  width: 0;
  border-style: solid;
  border-width: 10px;
  border-color: transparent transparent #fff;
  border-top: none;
}
#site-topbar .header .nav-left .download:hover .qr-code {
  display: block;
}
#site-topbar .header .nav-left li:hover {
  color: #fff;
}
#site-topbar .header .nav-right {
  float: left;
  width: 780px;
  height: 100%;
  float: right;
  width: 276px;
}
#site-topbar .header .nav-right li {
  float: left;
  height: 100%;
  font-size: 12px;
  color: #b0b0b0;
}
#site-topbar .header .nav-right li a {
  display: inline-block;
  padding: 12px 0;
}
#site-topbar .header .nav-right li span {
  margin: 0 6px;
  color: #424242;
}
#site-topbar .header .nav-right .download {
  position: relative;
}
#site-topbar .header .nav-right .download .qr-code {
  display: none;
  position: absolute;
  left: -45px;
  top: 40px;
  z-index: 8;
  box-sizing: border-box;
  padding: 20px 20px 15px;
  width: 128px;
  height: 154px;
  background: #fff url("../images/download.png") no-repeat 20px 20px;
  background-size: 88px 88px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}
#site-topbar .header .nav-right .download .qr-code a {
  padding-top: 100px;
  color: #333;
  font-size: 14px;
}
#site-topbar .header .nav-right .download .qr-code::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
  top: -10px;
  width: 0;
  border-style: solid;
  border-width: 10px;
  border-color: transparent transparent #fff;
  border-top: none;
}
#site-topbar .header .nav-right .download:hover .qr-code {
  display: block;
}
#site-topbar .header .nav-right li:hover {
  color: #fff;
}
#site-topbar .header .nav-right .shopping-cart {
  position: relative;
  float: right;
  width: 122px;
  height: 100%;
  background-color: #424242;
  font-size: 12px;
  color: #b0b0b0;
  line-height: 40px;
  text-align: center;
}
#site-topbar .header .nav-right .shopping-cart a {
  display: block;
}
#site-topbar .header .nav-right .shopping-cart a i {
  margin-right: 3px;
}
#site-topbar .header .nav-right .shopping-cart .cart-menu {
  overflow: hidden;
  position: absolute;
  right: 0;
  top: 40px;
  width: 318px;
  height: 0px;
  background-color: #fff;
  text-align: center;
  line-height: 100px;
  z-index: 666;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  transition: 0.2s linear;
}
#site-topbar .header .nav-right .shopping-cart .cart-menu p {
  color: #424242;
}
#site-topbar .header .nav-right .shopping-cart:hover {
  background-color: #fff;
  color: #ff6700;
}
#site-topbar .header .nav-right .shopping-cart:hover .cart-menu {
  height: 100px;
}
